EPA GHGRP · reporting year 2023 · Petroleum and Natural Gas Systems

Southwest Gas Holdings - top-third GHGRP parent

According to the EPA's Greenhouse Gas Reporting Program (GHGRP), an upper-third Scope 1 reporter: 4 facilities across 1 state (197K MT CO₂e in 2023).

MT CO₂e (latest facility reports)
197K
Reporting facilities
4
States covered
1
Overall rank
#737
Watchlist RSS for this company

Data updated May 2026

197K MT CO₂e · 2023

According to the EPA GHGRP, Southwest Gas Holdings reported 197K MT CO₂e in 2023 across 4 facilities in 1 state (ranks #737 of 2,289 U.S. corporate GHG emitters by total reported CO₂e) Emissions increased 44% over the tracked period.

  • Overall rank #737 of 2,289
  • #56 in Petroleum and Natural Gas Systems
  • +44.3% since 2011

Southwest Gas Holdings vs all U.S. GHGRP parent companies

Where this parent's reported Scope 1 CO₂e sits among every EPA GHGRP-reporting company

196,993 737th of 2289 higher than 1,552 of 2,289 companies

GHGRP parent companies, banded by reported CO₂e (MT)

Each bar is a band; taller bars hold more companies. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA Greenhouse Gas Reporting Program · 2023

How Southwest Gas Holdings spreads its footprint vs Petroleum and Natural Gas Systems peers

Facility count against total reported CO₂e for 21 Petroleum and Natural Gas Systems companies. A company can lead its sector from one concentrated site or from many smaller ones; the split below uses the median of this peer group (21 facilities, 2.77M MT).

Median split: 21 facilities, 2.77M MT CO₂e among Petroleum and Natural Gas Systems peers. 2×2 strategic matrix plotting 21 entities by Reporting facilities (X) and Total CO₂e (million MT) (Y), with a crosshair dividing the plot into four quadrants. Large & distributedFew sites, outsized footprintMany sites, modest footprintSmall & concentrated 050100150200 0M5M10M15M Reporting facilities Total CO₂e (million MT) Facility count vs. total reported CO₂e, Petroleum and Natural Gas Systems
Median split: 21 facilities, 2.77M MT CO₂e among Petroleum and Natural Gas Systems peers.

You are here: Southwest Gas Holdings.

Petroleum and Natural Gas Systems peer footprint table: Southwest Gas Holdings, 4 facilities, 0.2M MT CO2e. Cheniere Energy, 5 facilities, 9.73M MT CO2e. Energy Transfer, 129 facilities, 8.89M MT CO2e. Hilcorp Energy, 18 facilities, 8.26M MT CO2e. Kinder Morgan, 169 facilities, 8.24M MT CO2e. Enterprise Products Partners, 43 facilities, 7.79M MT CO2e. Enbridge (us), 80 facilities, 5.72M MT CO2e. The Williams Cos, 59 facilities, 5.48M MT CO2e. Transcanada Pipeline USA, 76 facilities, 4.45M MT CO2e. Dominion Energy, 5 facilities, 3.26M MT CO2e. Venture Global LNG, 1 facilities, 2.84M MT CO2e. Sempra Energy, 5 facilities, 2.77M MT CO2e. Berkshire Hathaway, 56 facilities, 2.3M MT CO2e. Targa Resources, 21 facilities, 2.22M MT CO2e. GIP Pilot Acquisition Partners, 26 facilities, 2.08M MT CO2e. Loews, 41 facilities, 1.94M MT CO2e. Occidental Petroleum, 19 facilities, 1.55M MT CO2e. Enlink Midstream, 11 facilities, 1.5M MT CO2e. Oneok, 23 facilities, 1.44M MT CO2e. Ecoelectrica, 1 facilities, 1.43M MT CO2e. IKAV Impact USA, 4 facilities, 1.35M MT CO2e.

EPA GHGRP inventory plate

Parent southwest-gas-holdings · 2023 #737 · 197K MT

CO2E-MODEST · MID-PACK · PHOTO-FINISH · FAC-PAIR · SPAN-HOME · SECTOR-PETROLEUM-AN · TREND-SURGE · BOOK-RICH

  • CO2E-MODEST 197K MT
  • MID-PACK #737/2289
  • PHOTO-FINISH Fuyao Glass America · Minerals
  • FAC-PAIR 4 facilities
  • SPAN-HOME 1 state
  • SECTOR-PETROLEUM-AN Petroleum and Nat…
  • TREND-SURGE +44% since 2011
  • BOOK-RICH 7/8 fields

Nearest CO₂e peer: Fuyao Glass America · Minerals (±315 MT)

Upper-third parent rollup stamps: CO₂e band, corpus rank, peer, facility book, state span, sector, trend. Not an EPA grade.

2023 methane-weighted parent mix

Methane leads the non-CO₂ share for Southwest Gas Holdings: CH₄ is 6.1% of 197K MT CO₂e in 2023 (N₂O 0.1%). Non-CO₂ gases total 6.1%. Component shares sum this parent's facility CO₂ / CH₄ / N₂O rows for that year, not a corporate Scope 1-3 inventory.

CO₂
93.9%
185K MT
CH₄
6.1%
12K MT
N₂O
0.1%
104 MT

CO₂e neighbourhood around Southwest Gas Holdings

Lowest and highest poles plus nearest reported parents by CO₂e, not a full GHGRP corpus board reprint.

Vistra · Power Plants · high…86.3MHennepin County Minne… · Pow…197KSouthwest Gas Holdings · Pet…197KFuyao Glass America · Minera…197KCountrymark Cooperati… · Pet…197KSanta Rosa Board of C… · Was…196KPelican Renewables · Other ·…0
EPA GHGRP parent CO₂e · neighbourhood around Southwest Gas Holdings · May 2026

Largest sites in a top-third parent book

Southwest Gas Holdings - top sites (MT CO₂e)

MountainWest Pipeline - Clay…72KMountainWest Pipeline - Oak …68KMountainWest Pipeline - Blin…34KMountainWest Pipeline - This…23K

Southwest Gas Holdings's largest facilities by latest available reported CO₂e

Source: EPA Greenhouse Gas Reporting Program (GHGRP) As of Reporting year 2023

Emissions growth across reporting years

Southwest Gas Holdings - rising annual GHG

EPA GHGRP 2011–2023 · million metric tons CO₂e

Reported CO₂e in 2023
197K MT
13 annual EPA GHGRP reporting records
0.1M0.12M0.14M0.16M0.18M0.2M0.22M 2011201320152017201920212023 0.2M

Southwest Gas Holdings annual reported GHG emissions, 2011–2023

Source: EPA Greenhouse Gas Reporting Program (GHGRP) As of Reporting year 2023

Southwest Gas Holdings reported 197K MT CO₂e in 2023, compared with 137K MT in 2011 - a rise of 44.3% across the EPA GHGRP reporting record.

Multi-site facilities (4)

Facility Emissions (MT CO2e)
MountainWest Pipeline - Clay Basin (Stor and Proc)
Petroleum and Natural Gas Systems
Dutch John, UT
72K
MountainWest Pipeline - Oak Spring Station (Tran)
Petroleum and Natural Gas Systems
SPRING GLEN, UT
68K
MountainWest Pipeline - Blind Canyon Station (Tran)
Petroleum and Natural Gas Systems
Vernal, UT
34K
MountainWest Pipeline - Thistle Creek Station (Tran)
Petroleum and Natural Gas Systems
Fairview, UT
23K

Nationwide peers for a top-third GHGRP parent

Three EPA GHGRP peer sets for a top-third parent (197K MT): nearest totals, facility-book size, then per-facility intensity.

Source: EPA GHGRP Data is based on facility self-reporting. Not environmental compliance advice

What to do with this

Using Southwest Gas Holdings's emissions profile

  • Southwest Gas Holdings runs mid-intensity per facility (49K MT CO₂e/site); see how it stacks up against the rest of the Petroleum and Natural Gas Systems sector on the Petroleum and Natural Gas Systems industry page.
  • It ranks #737 of 2,289 reporting parents nationwide, compare it directly against specific peers on the compare tool.
  • Not sure how to read a total-CO₂e figure or a per-facility intensity number, the how-to-read guide walks through what each field means and what it doesn't.

Related reading: How to read an emissions profile · Petroleum and Natural Gas Systems emitters · Methodology

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the EPA Greenhouse Gas Reporting Program (GHGRP). Consult a qualified professional before making decisions based on this data.